桂林理工大学学报
桂林理工大學學報
계림리공대학학보
JOURNAL OF GUILIN UNIVERSITY OF TECHNOLOGY
2015年
1期
29-39
,共11页
赵博%于蕾%张德会%张荣臻%石成龙%田颖
趙博%于蕾%張德會%張榮臻%石成龍%田穎
조박%우뢰%장덕회%장영진%석성룡%전영
克拉克值%成矿学意义%物质来源%质量作用效应
剋拉剋值%成礦學意義%物質來源%質量作用效應
극랍극치%성광학의의%물질래원%질량작용효응
elemental abundance%metallogeny significance%material source%mass action effect
成矿作用的最基本单元是元素,丰度对于元素的富集成矿具有数量上的深刻约束。元素丰度通过质量作用效应决定了元素的地球化学性质或行为,使其成矿学意义不仅仅局限于宏观领域或战略层面;性质因素则反作用于丰度的亏损或增益,其中蕴含着质量约束的不确定性;地球化学继承性则意味着质量作用效应的传递。元素丰度对矿床形成的影响或主要取决于成矿对物质来源的依赖,依赖形式是从丰度全量到有效分量、从静态物源到动态物源。大型矿床的成因很可能与地壳丰度时-空分配的不均一性有关,成矿过程本身实质上并无显著性差异,丰度及丰度关系继承了岩石成因。
成礦作用的最基本單元是元素,豐度對于元素的富集成礦具有數量上的深刻約束。元素豐度通過質量作用效應決定瞭元素的地毬化學性質或行為,使其成礦學意義不僅僅跼限于宏觀領域或戰略層麵;性質因素則反作用于豐度的虧損或增益,其中蘊含著質量約束的不確定性;地毬化學繼承性則意味著質量作用效應的傳遞。元素豐度對礦床形成的影響或主要取決于成礦對物質來源的依賴,依賴形式是從豐度全量到有效分量、從靜態物源到動態物源。大型礦床的成因很可能與地殼豐度時-空分配的不均一性有關,成礦過程本身實質上併無顯著性差異,豐度及豐度關繫繼承瞭巖石成因。
성광작용적최기본단원시원소,봉도대우원소적부집성광구유수량상적심각약속。원소봉도통과질량작용효응결정료원소적지구화학성질혹행위,사기성광학의의불부부국한우굉관영역혹전략층면;성질인소칙반작용우봉도적우손혹증익,기중온함착질량약속적불학정성;지구화학계승성칙의미착질량작용효응적전체。원소봉도대광상형성적영향혹주요취결우성광대물질래원적의뢰,의뢰형식시종봉도전량도유효분량、종정태물원도동태물원。대형광상적성인흔가능여지각봉도시-공분배적불균일성유관,성광과정본신실질상병무현저성차이,봉도급봉도관계계승료암석성인。
The basic units of mineralization,chemical elements,are abundant and significant in ore metals. This abundance may exert significant influence on elemental geochemical properties or behaviors in the light of mass action effect.Metallogeny significance is not macro-scopically or strategically limited.The properties may feed back from the depletion or enrichment of the original abundance of some elements,implying uncertainties of the mass action.Geochemical inheritance means a transmission of mass action effect.It is concluded that the controlling of elemental abundance on the genesis of mineral deposit should depend on the dependence of materi-al source during ore-forming processes,from abundance to available part consumed by ore-and rock-forming flu-ids;or from staticto dynamicmaterial source.Genesis of giant deposit is potentially associated to the heterogene-ously spatiotemporal partition of crustal abundance of metals,while minerogenetic processes themselves present no essentially significant difference.In addition,it is elemental abundance and abundance relationship that in-herit the petrogenesis.